Why Choose the Pizzato NAB220AB-DN2 Limit Switch?
The Pizzato NAB220AB-DN2 is a heavy-duty modular prewired limit switch, designed for precise position detection and high-reliability safety switching in industrial automation systems. As part of the robust Pizzato NA series, it delivers long service life, mechanical durability and consistent switching performance in demanding environments.
This model features a 2 NO + 2 NC snap-action contact configuration with positive opening, providing maximum redundancy for safety-critical applications. It is equipped with a plunger actuator and a 2 metre PVC cable (DN2), making it ideal for installations requiring both extended reach and simplified wiring.
With its rugged metal housing and multi-contact capability, the NAB220AB-DN2 is particularly suited to complex control systems requiring multiple signals and enhanced safety monitoring.
Key Advantages
- 2 NO + 2 NC contacts for advanced control flexibility.
- Positive opening contacts for safety compliance.
- 2 m prewired cable (DN2) for practical installation.
- Snap-action switching for fast and reliable operation.
- Compact design with plunger actuator.
- Heavy-duty metal housing for industrial durability.
Key Features
- Pizzato NA series modular prewired limit switch.
- 2 NO + 2 NC snap-action contacts (B22 configuration).
- Positive opening operation for safety circuits.
- Plunger actuator for direct mechanical actuation.
- PVC cable (2 m length) with multi-core wiring.
- Metal housing with high resistance to impact and wear.
- IP67 / IP69K protection rating for harsh environments.
- 20 mm fixing centres for standard mounting.
Advanced Safety with Multi-Contact Design
The NAB220AB-DN2 provides four independent contacts, allowing complex safety logic, redundancy and multi-channel monitoring. This makes it ideal for systems requiring higher safety integrity and fault detection.
Combined with positive opening technology, the switch ensures reliable disconnection even in the event of contact welding, enhancing machine safety and operational reliability.
Typical Applications
- Machine guarding and safety interlock systems.
- Industrial conveyors and material handling equipment.
- Packaging and automated production lines.
- High-risk machinery requiring redundant contacts.
- OEM automation systems and control panels.
- Applications requiring multiple switching outputs.
